LeCroy Advisor, Руководство пользователя

Страница: 124 / 174

Chapter 11: Recording Options USB Advisor User Manual
116
LeCroy Corporation
11.1 General Recording Options
The General Recording Options allow you to select or adjust the recording type, the
buffer size, the amount of post-trigger recording, and the trace filename and path.
Recording Type
The Recording Type box presents three options that allow you to set how Advisor begins
and ends a recording.
The options are: Snapshot, Manual Trigger, and Event Trigger.
Snapshot
A Snapshot is a fixed-length recording whose size is determined by the Buffer Size box
in the Recording Options dialog or
by a manual click of the Stop button. Recording begins when is clicked
and ends when either the selected buffer size is filled or the button is pressed.
Manual Trigger
A Manual Trigger is a recording whose trigger point is caused by pressing the trigger
button on the front panel.
Recording begins when you click on the Tool Bar. Recording continues in a circular
manner within the limits set by the buffer size.
Recording ends when is clicked on the Tool Bar or after post-trigger memory has
been filled following depression of the trigger button on the front panel.
Event Trigger
Recording begins when you click on the Tool Bar.
Recording continues in a circular manner within the limits set by the buffer size until an
event is detected that meets the Trigger conditions specified in the Triggering Options
and the defined amount of data has been recorded after the Trigger Event.